It’s in PDF format and will therefore be easy to open and read, on the vast majority of computers worldwide.

[iPad PDF tip: Practical Astronomy magazine displays beautifully on the Apple iPad. Here’s how to transfer the PDF to your iPad: 1. Make sure you have the free iBooks app on your iPad, 2. Download the magazine PDF to your computer, 3. Open iTunes and add the PDF to your library, 4. Sync your iPad – the magazine will be available in iBooks on the PDF shelf, to view at your leisure. ]

You can also print the magazine, for more comfortable reading. (Printing tip: it’s formatted as A4 pages. If you use US-letter paper, adjust your print settings first – typically this will reduce page size to 91%).